diff options
Diffstat (limited to 'arch/mips/bcm63xx')
| -rw-r--r-- | arch/mips/bcm63xx/clk.c | 150 |
1 files changed, 115 insertions, 35 deletions
diff --git a/arch/mips/bcm63xx/clk.c b/arch/mips/bcm63xx/clk.c index 19577f771c1f..f712c9558d57 100644 --- a/arch/mips/bcm63xx/clk.c +++ b/arch/mips/bcm63xx/clk.c @@ -11,6 +11,7 @@ #include <linux/mutex.h> #include <linux/err.h> #include <linux/clk.h> +#include <linux/clkdev.h> #include <linux/delay.h> #include <bcm63xx_cpu.h> #include <bcm63xx_io.h> @@ -359,44 +360,103 @@ long clk_round_rate(struct clk *clk, unsigned long rate) } EXPORT_SYMBOL_GPL(clk_round_rate); -struct clk *clk_get(struct device *dev, const char *id) -{ - if (!strcmp(id, "enet0")) - return &clk_enet0; - if (!strcmp(id, "enet1")) - return &clk_enet1; - if (!strcmp(id, "enetsw")) - return &clk_enetsw; - if (!strcmp(id, "ephy")) - return &clk_ephy; - if (!strcmp(id, "usbh")) - return &clk_usbh; - if (!strcmp(id, "usbd")) - return &clk_usbd; - if (!strcmp(id, "spi")) - return &clk_spi; - if (!strcmp(id, "hsspi")) - return &clk_hsspi; - if (!strcmp(id, "xtm")) - return &clk_xtm; - if (!strcmp(id, "periph")) - return &clk_periph; - if ((BCMCPU_IS_3368() || BCMCPU_IS_6358()) && !strcmp(id, "pcm")) - return &clk_pcm; - if ((BCMCPU_IS_6362() || BCMCPU_IS_6368()) && !strcmp(id, "ipsec")) - return &clk_ipsec; - if ((BCMCPU_IS_6328() || BCMCPU_IS_6362()) && !strcmp(id, "pcie")) - return &clk_pcie; - return ERR_PTR(-ENOENT); -} +static struct clk_lookup bcm3368_clks[] = { + /* fixed rate clocks */ + CLKDEV_INIT(NULL, "periph", &clk_periph), + /* gated clocks */ + CLKDEV_INIT(NULL, "enet0", &clk_enet0), + CLKDEV_INIT(NULL, "enet1", &clk_enet1), + CLKDEV_INIT(NULL, "ephy", &clk_ephy), + CLKDEV_INIT(NULL, "usbh", &clk_usbh), + CLKDEV_INIT(NULL, "usbd", &clk_usbd), + CLKDEV_INIT(NULL, "spi", &clk_spi), + CLKDEV_INIT(NULL, "pcm", &clk_pcm), +}; -EXPORT_SYMBOL(clk_get); +static struct clk_lookup bcm6328_clks[] = { + /* fixed rate clocks */ + CLKDEV_INIT(NULL, "periph", &clk_periph), + /* gated clocks */ + CLKDEV_INIT(NULL, "enetsw", &clk_enetsw), + CLKDEV_INIT(NULL, "usbh", &clk_usbh), + CLKDEV_INIT(NULL, "usbd", &clk_usbd), + CLKDEV_INIT(NULL, "hsspi", &clk_hsspi), + CLKDEV_INIT(NULL, "pcie", &clk_pcie), +}; -void clk_put(struct clk *clk) -{ -} +static struct clk_lookup bcm6338_clks[] = { + /* fixed rate clocks */ + CLKDEV_INIT(NULL, "periph", &clk_periph), + /* gated clocks */ + CLKDEV_INIT(NULL, "enet0", &clk_enet0), + CLKDEV_INIT(NULL, "enet1", &clk_enet1), + CLKDEV_INIT(NULL, "ephy", &clk_ephy), + CLKDEV_INIT(NULL, "usbh", &clk_usbh), + CLKDEV_INIT(NULL, "usbd", &clk_usbd), + CLKDEV_INIT(NULL, "spi", &clk_spi), +}; + +static struct clk_lookup bcm6345_clks[] = { + /* fixed rate clocks */ + CLKDEV_INIT(NULL, "periph", &clk_periph), + /* gated clocks */ + CLKDEV_INIT(NULL, "enet0", &clk_enet0), + CLKDEV_INIT(NULL, "enet1", &clk_enet1), + CLKDEV_INIT(NULL, "ephy", &clk_ephy), + CLKDEV_INIT(NULL, "usbh", &clk_usbh), + CLKDEV_INIT(NULL, "usbd", &clk_usbd), + CLKDEV_INIT(NULL, "spi", &clk_spi), +}; + +static struct clk_lookup bcm6348_clks[] = { + /* fixed rate clocks */ + CLKDEV_INIT(NULL, "periph", &clk_periph), + /* gated clocks */ + CLKDEV_INIT(NULL, "enet0", &clk_enet0), + CLKDEV_INIT(NULL, "enet1", &clk_enet1), + CLKDEV_INIT(NULL, "ephy", &clk_ephy), + CLKDEV_INIT(NULL, "usbh", &clk_usbh), + CLKDEV_INIT(NULL, "usbd", &clk_usbd), + CLKDEV_INIT(NULL, "spi", &clk_spi), +}; -EXPORT_SYMBOL(clk_put); +static struct clk_lookup bcm6358_clks[] = { + /* fixed rate clocks */ + CLKDEV_INIT(NULL, "periph", &clk_periph), + /* gated clocks */ + CLKDEV_INIT(NULL, "enet0", &clk_enet0), + CLKDEV_INIT(NULL, "enet1", &clk_enet1), + CLKDEV_INIT(NULL, "ephy", &clk_ephy), + CLKDEV_INIT(NULL, "usbh", &clk_usbh), + CLKDEV_INIT(NULL, "usbd", &clk_usbd), + CLKDEV_INIT(NULL, "spi", &clk_spi), + CLKDEV_INIT(NULL, "pcm", &clk_pcm), +}; + +static struct clk_lookup bcm6362_clks[] = { + /* fixed rate clocks */ + CLKDEV_INIT(NULL, "periph", &clk_periph), + /* gated clocks */ + CLKDEV_INIT(NULL, "enetsw", &clk_enetsw), + CLKDEV_INIT(NULL, "usbh", &clk_usbh), + CLKDEV_INIT(NULL, "usbd", &clk_usbd), + CLKDEV_INIT(NULL, "spi", &clk_spi), + CLKDEV_INIT(NULL, "hsspi", &clk_hsspi), + CLKDEV_INIT(NULL, "pcie", &clk_pcie), + CLKDEV_INIT(NULL, "ipsec", &clk_ipsec), +}; + +static struct clk_lookup bcm6368_clks[] = { + /* fixed rate clocks */ + CLKDEV_INIT(NULL, "periph", &clk_periph), + /* gated clocks */ + CLKDEV_INIT(NULL, "enetsw", &clk_enetsw), + CLKDEV_INIT(NULL, "usbh", &clk_usbh), + CLKDEV_INIT(NULL, "usbd", &clk_usbd), + CLKDEV_INIT(NULL, "spi", &clk_spi), + CLKDEV_INIT(NULL, "xtm", &clk_xtm), + CLKDEV_INIT(NULL, "ipsec", &clk_ipsec), +}; #define HSSPI_PLL_HZ_6328 133333333 #define HSSPI_PLL_HZ_6362 400000000 @@ -404,11 +464,31 @@ EXPORT_SYMBOL(clk_put); static int __init bcm63xx_clk_init(void) { switch (bcm63xx_get_cpu_id()) { + case BCM3368_CPU_ID: + clkdev_add_table(bcm3368_clks, ARRAY_SIZE(bcm3368_clks)); + break; case BCM6328_CPU_ID: clk_hsspi.rate = HSSPI_PLL_HZ_6328; + clkdev_add_table(bcm6328_clks, ARRAY_SIZE(bcm6328_clks)); + break; + case BCM6338_CPU_ID: + clkdev_add_table(bcm6338_clks, ARRAY_SIZE(bcm6338_clks)); + break; + case BCM6345_CPU_ID: + clkdev_add_table(bcm6345_clks, ARRAY_SIZE(bcm6345_clks)); + break; + case BCM6348_CPU_ID: + clkdev_add_table(bcm6348_clks, ARRAY_SIZE(bcm6348_clks)); + break; + case BCM6358_CPU_ID: + clkdev_add_table(bcm6358_clks, ARRAY_SIZE(bcm6358_clks)); break; case BCM6362_CPU_ID: clk_hsspi.rate = HSSPI_PLL_HZ_6362; + clkdev_add_table(bcm6362_clks, ARRAY_SIZE(bcm6362_clks)); + break; + case BCM6368_CPU_ID: + clkdev_add_table(bcm6368_clks, ARRAY_SIZE(bcm6368_clks)); break; } |